Columbia Encyclopedia

Search results

488 results found

Trent Canal

(Encyclopedia)Trent Canal, waterway system, 240 mi (386 km) long, S Ont., Canada, connecting Lake Ontario, from the Bay of Quinte, with Lake Huron at Georgian Bay; built 1833–48. It utilizes the Trent River to Ri...

European Space Agency

(Encyclopedia)European Space Agency (ESA), multinational agency dedicated to the promotion, for exclusively peaceful purposes, of cooperation among European states in space research and technology. Member states in...

international language

(Encyclopedia)international language, sometimes called universal language, a language intended to be used by people of different linguistic backgrounds to facilitate communication among them and to reduce the misun...

Carpentersville

(Encyclopedia)Carpentersville, village (2020 pop. 36,494), Kane co., NE Ill., on the Fox River, settled 1834, platted 1851, inc. 1887. In a traditionally agricultural...

lake dwelling

(Encyclopedia)lake dwelling, prehistoric habitation built over the shallow waters of a lake shore or a marsh, usually erected on pile-supported platforms, but sometimes on artificial islands or mounds. Such a site ...

Kuiper, Gerard Peter

(Encyclopedia)Kuiper, Gerard Peter or Gerrit Pieter gĕrˈĭt pēˈtər kīˈpər [key], 1905–73, American astronomer, b. the Netherlands. Kuiper is considered to be the father of modern planetary science for his...

ultraviolet astronomy

(Encyclopedia)ultraviolet astronomy, study of celestial objects by means of the ultraviolet radiation they emit, in the wavelength range from about 90 to about 350 nanometers. Ultraviolet (UV) line spectrum measure...

Ganymede, in astronomy

(Encyclopedia)Ganymede gănˈēmēdˌ [key], in astronomy, one of the moons, or natural satellites, of Jupiter; the largest natural satellite in the solar system, it is larger than the planet Mercury. ...

Sugar Land

(Encyclopedia)Sugar Land, city (2000 pop. 63,328), Fort Bend co., SE Texas, on the Brazos River and Oyster Creek, a W suburb of Houston; inc. 1959. The city, which now has a diversified economy, began as a pre–Ci...

San Lorenzo

(Encyclopedia)San Lorenzo, town, S Honduras, on the Gulf of Fonseca. Its satellite, Henecán is the chief Pacific port of Honduras. Henecán's modern port facilities and deepwater harbor and channel approach were c...